Cosmetic: Multiple cosmetic changes

- Added missing space to 'if', 'for', 'while' and 'switch' when it's followed by '('
- Added missing space after a comma and remove space before comma (with some exceptions)
- Remove trailing spaces
- Convert tab to spaces

Note: Only affects files with extension "cpp" and "h" under /src/server

src/server/scripts/Spells/spell_item.cpp

@@ -1108,7 +1108,7 @@ class spell_magic_eater_food : public SpellScriptLoader
                         target->CastSpell(target, SPELL_WELL_FED_3, true);
                         break;
                     case 4:
-                        target->CastSpell(target, SPELL_WELL_FED_4, true); 
+                        target->CastSpell(target, SPELL_WELL_FED_4, true);
                         break;
                     case 5:
                         target->CastSpell(target, SPELL_WELL_FED_5, true);